Fig. 4

Total chlorophyll content and leaf size of A. thaliana and P. cheesemanii plants grown with and without UV-B radiation. A. thaliana (28 days old) and P. cheesemanii (38 days old) plants were grown in long day conditions and subsequently transferred to UV-B-supplemented white light for 5 days (UV-B-5-day) or to white light only (control). a Total leaf area. b Total leaf chlorophyll content. 1, A. thaliana Col-0; 2, A. thaliana Kondara; 3, P. cheesemanii Kingston; 4, P. cheesemanii Wye creek. Error bars represent SEM (Student’s t-test; *, p < 0.05; **, p < 0.01). Data were collected from 4 to 8 biological replicates